/Engine/Source/Runtime/Core/Public/Misc/CoreDelegates.h
static [TDelegate](API\Runtime\Core\Delegates\TDelegate)< void([TArrayView](API\Runtime\Core\Containers\TArrayView)< const [FSHAHash](API\Runtime\Core\Misc\FSHAHash) >, [FAttachShaderReadRequestFunc](API\Runtime\Core\Misc\FCoreDelegates\FAttachShaderReadRequestFunc))> PreloadPackageShaderMaps;